Adding a Drop-Down Form

To add a drop-down form to your project, complete the following steps:

Right-click your project (located in the Solution Explorer) and select Add New Item from the Add sub-menu.
In the Add New Item dialog box, select Windows Form from the list of Templates in the right pane. Then enter DropDownForm1.cs in the Name textbox.
The next step is to replace the following class definition line(s) in the DropDownForm code:
To write code in Visual Basic
```
Public Class DropDownForm1
    Inherits System.Windows.Forms.Form
```
To write code in C#
```
Public Class DropDownForm1:System.Windows.Forms.Form
```
with:
To write code in Visual Basic
```
Public Class DropDownForm1
    Inherits C1.Win.C1Input.DropDownForm
```
To write code in C#
```
Public Class DropDownForm1: C1.Win.C1Input.DropDownForm
```
The form should look like the image below before editing:

See Also